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If the Meteorologists historically reported pressures in mmHg or inches of water. Explain what is the pressure in atm and in pascals, if the pressure in a lower pressure system is 722 mmHg?
What is the molar composition of the dense gas and it's chemical formula? What is the element name and identity and atomic mass of the grey substance
What is the concentration of Co2 ions at equilibrium? Assume the formation constant of Co(NH3)62 is 5.0× 1031.
dependent Schrodinger equations of a particle with mass m confined in the one-dimensional potential (1/2)kx^2 , where k is some constant.
Does Gibbs energy of a gas at room temperature increase or decrease with increasing pressure and constant entropy
When ammonia gas, NH3, is passed over hot liquid sodium metal, hydrogen gas, H2, is released and sodium amide, NaNH2, is formed as a solid product. What is the balancing Equation
In an ethanol-chloroform solution in which the mole fraction of ethanol is 0.20, the total vapor pressure is 304.2 torr, and the mole fraction of ethanol in the vapor is 0.138. Calculate the activity coefficients of the ethanol and the chloroform.
a peice of iron mass25.0 g at 398 k is placed in a styrofoam coffee cup containing 25.0 ml of water at 298 k. assuming
a sample of argon is at a pressure of 1.24*10^4 kPa of 24 degrees c in a rigid 25-L tank. How many moles of argon does this tank contain?
Estimate the isoelectric point of ser-his dipeptide. Explain why this value is only an estimate.
What volume of 0.200M Hydrochloric acid must combined to 250mL of 0.300M C8H7NaO3 to produce a buffer of solution with a pH of 3.37?
Gas particles are attracted to one another and therefore behave as grouped particles.
Calculate the pH at the equivalence point for the titration of 0.230 M methylamine (CH3NH2) with 0.230 M HCl. The Kb of methylamine is 5.0× 10-4.
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